Common clinical encounters: Do we really know them? -- The cochlea and outer hair cell damage -- Inner hair cell damage, traveling wave envelopes, and cochlear dead regions -- Early hearing aid fitting methods: Why so many? -- Verification with real ear measures: Yesterday and today -- Compression and the DSL and NAL fitting methods -- Compression in analog hearing aids: Historical development -- Compression and other features in digital hearing aids -- Clinical benefits of directional microphones versus digital noise reduction -- Adaptive dynamic range optimization: An alternative to WDRC. Third edition. --From publisher description.